821588580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{268493}}^1$

素因数の和:268525

約数の個数: 72

約数和(自身を含む): 2638759032

約数和(自身を除く): 1817170452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 268493, 536986, 805479, 1073972, 1342465, 1610958, 2416437, 2684930, 3221916, 4027395, 4564381, 4832874, 5369860, 8054790, 9128762, 9665748, 12082185, 13693143, 16109580, 18257524, 22821905, 24164370, 27386286, 41079429, 45643810, 48328740, 54772572, 68465715, 82158858, 91287620, 136931430, 164317716, 205397145, 273862860, 410794290, 821588580]

約数ペア:

[(1, 821588580), (2, 410794290), (3, 273862860), (4, 205397145), (5, 164317716), (6, 136931430), (9, 91287620), (10, 82158858), (12, 68465715), (15, 54772572), (17, 48328740), (18, 45643810), (20, 41079429), (30, 27386286), (34, 24164370), (36, 22821905), (45, 18257524), (51, 16109580), (60, 13693143), (68, 12082185), (85, 9665748), (90, 9128762), (102, 8054790), (153, 5369860), (170, 4832874), (180, 4564381), (204, 4027395), (255, 3221916), (306, 2684930), (340, 2416437), (510, 1610958), (612, 1342465), (765, 1073972), (1020, 805479), (1530, 536986), (3060, 268493)]